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    All Maryland-Delaware-District of Columbia times are reported in Eastern Standard Time (EST). To convert to Eastern Daylight Time (EDT) add 1 hour.


    USGS 01582500 GUNPOWDER FALLS AT GLENCOE, MD

    PROVISIONAL DATA SUBJECT TO REVISION

    Click to hidestation-specific text
    LOCATION.--Lat 39°32'58.9", long 76°38'10.0", Baltimore County, MD, Hydrologic Unit 02060003, on right
       downstream wingwall of bridge on Glencoe Road at intersection of Upper Glencoe Road and Lower Glencoe Road 
       in Glencoe, and 0.7 mi upstream from Piney Creek.
    DRAINAGE AREA.--160 mi2.
    PERIOD OF RECORD.--October 1977 to June 1980, December 1982 to current year.
    GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 244.13 ft above North American 
       Vertical Datum of 1988.
    REMARKS.--Flow regulated by Prettyboy Reservoir, 12 mi upstream, beginning April 10, 1933, for water
       supply of Baltimore City  (usable capacity, 20,000,000,000 gal; dead storage, 1,080,000,000 gal).
       U.S. Geological Survey satellite data-collection platform at station.
    EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 13,000 ft3/s, Sep. 8, 2011,
       gage height, 16.50 ft; minimum discharge, 30 ft3/s, Sep. 3, 1999.
    COOPERATION.--Funding for the operation of this station is provided by the Baltimore City Department of
       Public Works, and the U.S. Geological Survey.
    
    This station managed by the MD-DE-DC Water Science Center, Baltimore office.

    Available Parameters Available Period
    All 2 Available Parameters for this site
      
    00060 Discharge 2007-10-01  2014-08-20
    00065 Gage height 2014-04-22  2014-08-20

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    Instantaneous-data availability statement


    Discharge, cubic feet per second

    Most recent instantaneous value: 147   08-20-2014  11:15 EST
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    Daily discharge, cubic feet per second -- statistics for Aug 20 based on 33 years of record more
    Min
    (1985)
    25th
    percen-
    tile
    Median Most Recent
    Instantaneous
    Value Aug 20
    Mean 75th
    percen-
    tile
    Max
    (1991)
    65 98 126 147 147 206 320


    Gage height, feet

    Most recent instantaneous value: 1.42   08-20-2014  11:15 EST
    Graph of  Gage height, feet

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